GETTY IMAGES Dave Navarro and Jani Lane of Camp Freddy perform during the grand opening of the Empire Ballroom October 22, 2005 in Las Vegas, Nevada.Jani Lane, 47-year-old lead singer of the rock band Warrant, was found dead in a hotel in Woodland Hills, California on August 11, 2011. No cause of death is known at this time. Lane battled with substance abuse in the past.

TMZ reports that a bottle of vodka and prescription meds were found in the Los Angeles Comfort Inn hotel room where rocker Jani Lane died on Thursday.

The gossip site reports that the 47 year-old's death is being investigated as an accidental and possible overdose, but authorities also claim it may have been from natural causes.

His band Warrant released a statement online. "We are deeply saddened to hear the news of Jani's passing. Our thoughts and prayers go out to his family. Jani was a very important part of our lives for a long time. We will always be incredibly proud of the music we created together. He was a true talent and will be missed by all of us."

The band also posted a five-minute video on YouTube highlighting Lane.

Lane has had a checkered past when it comes to alcohol that includes a history of alcohol-related arrests, including one for crashing into a parked car in 2009.

The band tells TMZ that they will pay tribute to their fallen former frontman at their concert in North Dakota tonight. Guitarist Erik Turner says that will be honoring Lane before the song "Heaven."